2. Unmarried and single people dream that the grave is on fire, which means that they can't be acute, so they can communicate slowly and understand slowly.
Middle-aged people dream that the grave is on fire, which indicates that someone should be guarded, wait for the opportunity, help the nobles, and have a smooth sailing.
Dreaming of the flame on the grave means that you will be lucky. If you buy a lottery ticket, you may win the first prize.